It could also have been more of a "hit piece" by the BBC on crypto/NFTs, and perhaps the controllers are financially incentivized/aligned with Bitcoin et al's success - so they pulled it? A possibility exists in the direction opposite to what you suggest.
Did you read the article. Absolutely nothing says it was a 'hit piece'. In fact, it appears to have been pulled because of poor editorial oversight. The documentary as filmed made no mention of the fact that this guy set up his own coin and crypto fund, which was shut down and left investors in the lurch.
> The Guardian asked the BBC if it was confident in his claimed financial returns and questioned why the programme’s promotional material did not mention that Hassan’s cryptocurrency Orfano was abruptly shut down in October, with many unhappy investors claiming they were left out of pocket as a result.
